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Re: [Qemu-devel] [Qemu-block] [PATCH v2] rbd: make the code more readabl
From: |
Kevin Wolf |
Subject: |
Re: [Qemu-devel] [Qemu-block] [PATCH v2] rbd: make the code more readable |
Date: |
Tue, 18 Oct 2016 15:53:53 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Am 15.10.2016 um 10:26 hat Xiubo Li geschrieben:
> Make it a bit clearer and more readable.
>
> Signed-off-by: Xiubo Li <address@hidden>
> CC: John Snow <address@hidden>
> ---
>
> V2:
> - Advice from John Snow. Thanks.
Copying the official maintainers:
$ scripts/get_maintainer.pl -f block/rbd.c
Josh Durgin <address@hidden> (supporter:RBD)
Jeff Cody <address@hidden> (supporter:RBD)
...
>
> block/rbd.c | 25 ++++++++++++-------------
> 1 file changed, 12 insertions(+), 13 deletions(-)
>
> diff --git a/block/rbd.c b/block/rbd.c
> index 0a5840d..d0d4b39 100644
> --- a/block/rbd.c
> +++ b/block/rbd.c
> @@ -366,45 +366,44 @@ static int qemu_rbd_create(const char *filename,
> QemuOpts *opts, Error **errp)
> rados_conf_read_file(cluster, NULL);
> } else if (conf[0] != '\0' &&
> qemu_rbd_set_conf(cluster, conf, true, &local_err) < 0) {
> - rados_shutdown(cluster);
> error_propagate(errp, local_err);
> - return -EIO;
> + ret = -EIO;
> + goto shutdown;
> }
>
> if (conf[0] != '\0' &&
> qemu_rbd_set_conf(cluster, conf, false, &local_err) < 0) {
> - rados_shutdown(cluster);
> error_propagate(errp, local_err);
> - return -EIO;
> + ret = -EIO;
> + goto shutdown;
> }
>
> if (qemu_rbd_set_auth(cluster, secretid, errp) < 0) {
> - rados_shutdown(cluster);
> - return -EIO;
> + ret = -EIO;
> + goto shutdown;
> }
>
> ret = rados_connect(cluster);
> if (ret < 0) {
> error_setg_errno(errp, -ret, "error connecting");
> - rados_shutdown(cluster);
> - return ret;
> + goto shutdown;
> }
>
> ret = rados_ioctx_create(cluster, pool, &io_ctx);
> if (ret < 0) {
> error_setg_errno(errp, -ret, "error opening pool %s", pool);
> - rados_shutdown(cluster);
> - return ret;
> + goto shutdown;
> }
>
> ret = rbd_create(io_ctx, name, bytes, &obj_order);
> - rados_ioctx_destroy(io_ctx);
> - rados_shutdown(cluster);
> if (ret < 0) {
> error_setg_errno(errp, -ret, "error rbd create");
> - return ret;
> }
>
> + rados_ioctx_destroy(io_ctx);
> +
> +shutdown:
> + rados_shutdown(cluster);
> return ret;
> }
>
> --
> 1.8.3.1
>
>
>
>